Double Row Angular Contact Ball Bearing 3307A-2Z/C3 Mt33 Shielded for Gearbox C3 Clearance

Product Specifications

Application Industries

Prevent Gearbox Failures with 3307A-2Z/C3 Double Row Angular Contact Ball Bearing

Gearbox downtime caused by bearing failure leads to production losses averaging $2,000 per hour for manufacturing plants. Many buyers face challenges with inconsistent quality from uncertified suppliers, while others struggle with high minimum order quantities that delay urgent repairs. Selecting the wrong bearing clearance or precision grade can reduce gearbox service life by 40% and increase energy consumption.

Shielded Design for Reliable Gearbox Performance

The 3307A-2Z/C3 Double Row Angular Contact Ball Bearing addresses these issues with its shielded construction (2Z) that prevents contamination in harsh industrial environments. As a professional bearing manufacturer with ISO 9001:2015 certification, we ensure each unit meets Z2-Z3-Z4 noise grade standards, making it ideal for gearboxes in automotive transmission systems and industrial machinery. Our flexible order policy allows 1-piece MOQ for standard bearings, supporting both emergency repairs and bulk production needs.

Engineered for High-Torque Gearbox Applications

This bearing operates efficiently under combined radial and axial loads, common in gearbox environments with high torque and variable speeds. The C3 clearance grade provides optimal thermal expansion compensation during continuous operation, reducing premature failure risks. With a double row angular contact design, it delivers enhanced rigidity and load-carrying capacity compared to single row alternatives, ensuring stable performance in heavy-duty equipment like agricultural tractors and construction machinery reducers.

Key Technical Features That Matter

The bearing’s precision rating options (P0-P4) cater to different application requirements—P4 grade for high-speed gearboxes requiring minimal vibration, and P0 for general industrial use. Its steel, copper, or nylon cage options allow customization: steel cages excel in high-temperature environments up to 120°C, while nylon cages reduce noise in low-speed applications. The separated structure facilitates easy installation and maintenance, a critical advantage for gearbox assemblies where downtime must be minimized. Dynamic load ratings are optimized through high-grade chrome steel construction, ensuring long service life even under cyclic loading conditions.

Why Quality Bearings Reduce Total Costs

Counterfeit bearings often fail within 3-6 months, leading to repeated replacement cycles and unplanned downtime. Genuine 3307A-2Z/C3 bearings from our ISO 14001 certified production line offer 12-month warranty coverage, with failure analysis support for root cause identification. While initial costs may be higher than low-quality alternatives, the extended service life (typically 2-3 times longer) and reduced maintenance requirements result in 58% lower total cost of ownership over 5 years. All products meet ISO, ABMA, and DIN international standards, ensuring compatibility with global equipment specifications.

Our Commitment to Reliable Supply

Packaging & Shipping

• Carton pallet packaging with moisture-proof wrapping to ensure product integrity during transit
• Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
• Multiple logistics options including DHL, FedEx, UPS, air freight, and sea freight
• Real-time tracking number provided upon shipment for full supply chain visibility
• 1 piece MOQ for standard bearings, supporting emergency repair needs

Secure Your Gearbox Performance Today

Delayed bearing replacement increases the risk of secondary gearbox damage. Send us your gearbox model, operating speed, and load requirements to confirm 3307A-2Z/C3 compatibility. Our team will provide a detailed quotation within 24 hours, ensuring you get the right bearing before downtime impacts your production schedule.

Frequently Asked Questions